return {
    cmd = {
        "clangd",
        -- 同时开启的任务数量
        "-j=8",
        "--compile-commands-dir=build",
        "--clang-tidy",
        "--query-driver=/usr/bin/clang++*", 
        "--clang-tidy-checks=performance-*,bugprone-*",
        "--all-scopes-completion",
        "--completion-style=detailed",
        "--function-arg-placeholders",
        "--header-insertion=iwyu",
        "--pch-storage=disk", 
    },
    filetypes = { "c", "cpp", "hpp", "c++"},
}